} else {
		// An error is already set.
		return
	}
	meta, _ = m.o.updateMetacacheListing(meta, m.rpc)
	*m.meta = meta
}

// getErr will return an error if the listing failed.
// The error is not type safe.
func (m *metaCacheRPC) getErr() error {
	m.mu.Lock()
	defer m.mu.Unlock()
	if m.meta.status == scanStateError {
		return errors.New(m.meta.error)
	}
	return nil
}

            final Crawler crawler = ComponentUtil.getComponent(Crawler.class);
            crawler.setSessionId(sid);
            sessionIdList.add(sid);

            final String urlsStr = webConfig.getUrls();
            if (StringUtil.isBlank(urlsStr)) {
                logger.warn("No target urls. Skipped");
                break;
            }

            // interval time
            final int intervalTime =

        setupEpg(_epgMap, et -> ((WebConfig) et).getUpdatedTime(), (et, vl) -> ((WebConfig) et).setUpdatedTime(DfTypeUtil.toLong(vl)),
                "updatedTime");
        setupEpg(_epgMap, et -> ((WebConfig) et).getUrls(), (et, vl) -> ((WebConfig) et).setUrls(DfTypeUtil.toString(vl)), "urls");
        setupEpg(_epgMap, et -> ((WebConfig) et).getUserAgent(), (et, vl) -> ((WebConfig) et).setUserAgent(DfTypeUtil.toString(vl)),

        FTPClient client = null;
        try {
            responseData.setMethod(Constants.GET_METHOD);

            final FtpInfo ftpInfo = new FtpInfo(uri);
            responseData.setUrl(ftpInfo.toUrl());

            client = getClient(ftpInfo);

            FTPFile file = null;
            client.changeWorkingDirectory(ftpInfo.getParent());
            validateRequest(client);

      }
    }

    @Override
    public final V apply(K key) {
      return getUnchecked(key);
    }

    @Override
    public ImmutableMap<K, V> getAll(Iterable<? extends K> keys) throws ExecutionException {
      Map<K, V> map = new HashMap<K, V>();
      for (K key : keys) {
        map.put(key, localCache.getOrLoad(key));
      }

		if nErr.Err != nil {
			peersLogOnceIf(logger.SetReqInfo(ctx, reqInfo), nErr.Err, nErr.Host.String())
		}
	}

	replicationStatsList := globalReplicationStats.Load().GetAll()
	bucketStatsMap := BucketStatsMap{
		Stats:     make(map[string]BucketStats, len(replicationStatsList)),
		Timestamp: UTCNow(),
	}
	for k, replicationStats := range replicationStatsList {

func (s *peerRESTServer) GetAllBucketStatsHandler(mss *grid.MSS) (*BucketStatsMap, *grid.RemoteErr) {
	replicationStats := globalReplicationStats.Load().GetAll()
	bucketStatsMap := make(map[string]BucketStats, len(replicationStats))
	for k, v := range replicationStats {
		bucketStatsMap[k] = BucketStats{
			ReplicationStats: v,

                        if (!favoriteLogService.addUrl(userCode, (userInfo, favoriteLog) -> {
                            favoriteLog.setUserInfoId(userInfo.getId());
                            favoriteLog.setUrl(favoriteUrl);
                            favoriteLog.setDocId(docId);
                            favoriteLog.setQueryId(queryId);

  }

  private static ImmutableList<URL> getClassLoaderUrls(ClassLoader classloader) {
    if (classloader instanceof URLClassLoader) {
      return ImmutableList.copyOf(((URLClassLoader) classloader).getURLs());
    }
    if (classloader.equals(ClassLoader.getSystemClassLoader())) {
      return parseJavaClassPath();
    }
    return ImmutableList.of();
  }

  /**

    @Override
    public V getUnchecked(K key) {
      return autoDelegate.getUnchecked(key);
    }

    @Override
    public ImmutableMap<K, V> getAll(Iterable<? extends K> keys) throws ExecutionException {
      return autoDelegate.getAll(keys);
    }

    @Override
    public V apply(K key) {
      return autoDelegate.apply(key);
    }

    @Override